poly·​un·​sat·​u·​rat·​ed | \ ˌpä-lē-ˌən-ˈsa-chə-ˌrā-təd How to pronounce polyunsaturated (audio) \

Definition of polyunsaturated

of an oil or fatty acid
: having many double or triple bonds in a molecule — compare monounsaturated

Examples of polyunsaturated in a Sentence

Recent Examples on the Web The polyunsaturated omega-3 fatty acids inside can help nourish your hair and scalp and prevent dryness. Caroline Picard, Good Housekeeping, "Are Flaxseeds Healthy? All the Nutritional Facts and Benefits to Know," 17 Feb. 2021 The two main types of polyunsaturated fats are omega-3 and omega-6 fatty acids, essential fats that our bodies cannot make on their own but need for many essential functions, the American Heart Association (AHA) explains. Sarah-jane Bedwell, SELF, "21 Healthy High-Fat Foods to Keep You Full and Satisfied," 30 Sep. 2020 But fatty acids, specifically certain polyunsaturated fatty acids, are crucial to healthy skin function. A.a. Newton, SELF, "Do You Really Need to Put Fatty Acids on Your Face?," 28 Aug. 2019 When looking for an oil to use in cooking, those with high levels of monounsaturated or polyunsaturated fats that lower cholesterol are preferred. Ashley May, USA TODAY, "Think coconut oil is good for your health? Here's what the experts are saying," 22 Jan. 2020 Among its pros, unsweetened almond milk is lower in carbs and sugar than a lot of other options, and is a good source of polyunsaturated fats and vitamins A and E. Unsweetened varieties have no sugar and just 2.5 grams of fat. Jenna Birch, Washington Post, "Soy, oat, almond, coconut or another? How to find the healthiest milk for your needs.," 3 Dec. 2019 The phrase healthy fat usually refers to monounsaturated and polyunsaturated fats. SELF, "19 Healthy, High-Fat Foods to Keep You Full and Satisfied," 8 Aug. 2019 Tempeh also serves up a helping of healthy monounsaturated and polyunsaturated fats. Alexandra Sifferlin, Time, "10 Foods Filled With Probiotics," 12 Apr. 2018 The supplements contain omega-3 fatty acids, the polyunsaturated oils prominent in fatty cold water fish like salmon, sardines and mackerel. Jane E. Brody, New York Times, "Is It Time to Give Up on Fish Oil?," 26 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'polyunsaturated.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of polyunsaturated

1932, in the meaning defined above

Keep scrolling for more

Learn More about polyunsaturated

Time Traveler for polyunsaturated

Time Traveler

The first known use of polyunsaturated was in 1932

See more words from the same year

Statistics for polyunsaturated

Last Updated

2 Mar 2021

Cite this Entry

“Polyunsaturated.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polyunsaturated. Accessed 5 Mar. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

Keep scrolling for more

More Definitions for polyunsaturated


poly·​un·​sat·​u·​rat·​ed | \ ˌpäl-ē-ˌən-ˈsach-ə-ˌrāt-əd How to pronounce polyunsaturated (audio) \

Medical Definition of polyunsaturated

of an oil, fat, or fatty acid
: having in each molecule many chemical bonds in which two or three pairs of electrons are shared by two atoms — compare monounsaturated

More from Merriam-Webster on polyunsaturated

Nglish: Translation of polyunsaturated for Spanish Speakers

Comments on polyunsaturated

What made you want to look up polyunsaturated? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Who Knew?

Spell It

Can you spell these 10 commonly misspelled words?

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!